Scalar (Dot) Product: Component Form (a·b = sum of products of corresponding components)
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a·b = sum of products of corresponding components
What each symbol means
| Symbol | What it stands for |
|---|---|
| a_i,b_i | Components of a and b along same orthonormal basis |
When to use this
î,ĵ,k̂ orthonormal. Not valid in arbitrary non-orthogonal basis without metric tensor.